html,body{
	width: 100%;
	height: 100%;
}

#center-panel {
	display: inherit;
	text-align: center;
}

#topic {}

#wrap {}

#center-panel {
	-webkit-mask-image: -webkit-linear-gradient(bottom, rgba(0, 0, 0, 0) 5%, rgba(0, 0, 0, 1) 40%);
	position: absolute;
	margin-top: 100px;
	border-top: 1px solid;
	margin-left: 35%;
}

#main-panel {
	width: 60%;
	margin-top: 60px;
}

#verify-code-img {
	width: 35%;
	height: 30px;
	display: inline-block;
	border: 1px solid;
	margin-top: 20px;
	vertical-align: bottom;
	"

}